1782729

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1693}}^1$

素因数の和:1718

約数の個数: 20

約数和(自身を含む): 2869636

約数和(自身を除く): 1086907

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1693, 5079, 15237, 22009, 45711, 66027, 137133, 198081, 594243, 1782729]

約数ペア:

[(1, 1782729), (3, 594243), (9, 198081), (13, 137133), (27, 66027), (39, 45711), (81, 22009), (117, 15237), (351, 5079), (1053, 1693)]